26 of the best iPhone tips and tricks, according to Apple

Flickr/Kārlis Dambrāns
People who rely on iPhones for work every day probably realize they're only scratching the surface of what they can do.

Apple builds in countless shortcuts and other hidden tricks into all of its products, especially the iPhone. Although most of the pro-tips are documented in Apple's user manuals, many people don't know about them.

If you want to use your iPhone for maximum efficiency, you've got to learn the tricks.

So Apple's official support Twitter account, @applesupport, tweets out some of Apple's best tips when it's not helping users fix problems.